aoqi@0: /* aoqi@0: * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved. aoqi@0: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. aoqi@0: * aoqi@0: * This code is free software; you can redistribute it and/or modify it aoqi@0: * under the terms of the GNU General Public License version 2 only, as aoqi@0: * published by the Free Software Foundation. Oracle designates this aoqi@0: * particular file as subject to the "Classpath" exception as provided aoqi@0: * by Oracle in the LICENSE file that accompanied this code. aoqi@0: * aoqi@0: * This code is distributed in the hope that it will be useful, but WITHOUT aoqi@0: * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or aoqi@0: * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License aoqi@0: * version 2 for more details (a copy is included in the LICENSE file that aoqi@0: * accompanied this code). aoqi@0: * aoqi@0: * You should have received a copy of the GNU General Public License version aoqi@0: * 2 along with this work; if not, write to the Free Software Foundation, aoqi@0: * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. aoqi@0: * aoqi@0: * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA aoqi@0: * or visit www.oracle.com if you need additional information or have any aoqi@0: * questions. aoqi@0: */ aoqi@0: aoqi@0: package com.sun.xml.internal.ws.api.pipe; aoqi@0: aoqi@0: import java.util.concurrent.Executor; aoqi@0: import java.util.concurrent.Executors; aoqi@0: import java.util.concurrent.ThreadFactory; aoqi@0: import java.util.concurrent.atomic.AtomicInteger; aoqi@0: aoqi@0: import com.sun.xml.internal.ws.api.message.Packet; aoqi@0: import com.sun.xml.internal.ws.api.server.Container; aoqi@0: import com.sun.xml.internal.ws.api.server.ContainerResolver; aoqi@0: aoqi@0: /** aoqi@0: * Collection of {@link Fiber}s. aoqi@0: * Owns an {@link Executor} to run them. aoqi@0: * aoqi@0: * @author Kohsuke Kawaguchi aoqi@0: * @author Jitendra Kotamraju aoqi@0: */ aoqi@0: public class Engine { aoqi@0: private volatile Executor threadPool; aoqi@0: public final String id; aoqi@0: private final Container container; aoqi@0: aoqi@0: String getId() { return id; } aoqi@0: Container getContainer() { return container; } aoqi@0: Executor getExecutor() { return threadPool; } aoqi@0: aoqi@0: public Engine(String id, Executor threadPool) { aoqi@0: this(id, ContainerResolver.getDefault().getContainer(), threadPool); aoqi@0: } aoqi@0: aoqi@0: public Engine(String id, Container container, Executor threadPool) { aoqi@0: this(id, container); aoqi@0: this.threadPool = threadPool != null ? wrap(threadPool) : null; aoqi@0: } aoqi@0: aoqi@0: public Engine(String id) { aoqi@0: this(id, ContainerResolver.getDefault().getContainer()); aoqi@0: } aoqi@0: aoqi@0: public Engine(String id, Container container) { aoqi@0: this.id = id; aoqi@0: this.container = container; aoqi@0: } aoqi@0: aoqi@0: public void setExecutor(Executor threadPool) { aoqi@0: this.threadPool = threadPool != null ? wrap(threadPool) : null; aoqi@0: } aoqi@0: aoqi@0: void addRunnable(Fiber fiber) { aoqi@0: if(threadPool==null) { aoqi@0: synchronized(this) { aoqi@0: threadPool = wrap(Executors.newCachedThreadPool(new DaemonThreadFactory())); aoqi@0: } aoqi@0: } aoqi@0: threadPool.execute(fiber); aoqi@0: } aoqi@0: aoqi@0: private Executor wrap(Executor ex) { aoqi@0: return ContainerResolver.getDefault().wrapExecutor(container, ex); aoqi@0: } aoqi@0: aoqi@0: /** aoqi@0: * Creates a new fiber in a suspended state. aoqi@0: * aoqi@0: *
aoqi@0: * To start the returned fiber, call {@link Fiber#start(Tube,Packet,Fiber.CompletionCallback)}. aoqi@0: * It will start executing the given {@link Tube} with the given {@link Packet}. aoqi@0: * aoqi@0: * @return new Fiber aoqi@0: */ aoqi@0: public Fiber createFiber() { aoqi@0: return new Fiber(this); aoqi@0: } aoqi@0: aoqi@0: private static class DaemonThreadFactory implements ThreadFactory { aoqi@0: static final AtomicInteger poolNumber = new AtomicInteger(1); aoqi@0: final AtomicInteger threadNumber = new AtomicInteger(1); aoqi@0: final String namePrefix; aoqi@0: aoqi@0: DaemonThreadFactory() { aoqi@0: namePrefix = "jaxws-engine-" + poolNumber.getAndIncrement() + "-thread-"; aoqi@0: } aoqi@0: aoqi@0: public Thread newThread(Runnable r) { aoqi@0: Thread t = new Thread(null, r, namePrefix + threadNumber.getAndIncrement(), 0); aoqi@0: if (!t.isDaemon()) { aoqi@0: t.setDaemon(true); aoqi@0: } aoqi@0: if (t.getPriority() != Thread.NORM_PRIORITY) { aoqi@0: t.setPriority(Thread.NORM_PRIORITY); aoqi@0: } aoqi@0: return t; aoqi@0: } aoqi@0: } aoqi@0: }